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Bellwork. 7.3A SIMILAR TRIANGLES Students will be able to prove that two triangles are similar.

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Presentation on theme: "Bellwork. 7.3A SIMILAR TRIANGLES Students will be able to prove that two triangles are similar."— Presentation transcript:

1 Bellwork

2 7.3A SIMILAR TRIANGLES Students will be able to prove that two triangles are similar.

3 Hmmm?  What two things must be true in order for triangle ABC to be similar to triangle DEF?  Are they similar?

4 Proving Triangles Similar (Shortcuts) 1. AA Similarity 2. SSS Similarity 3. SAS Similarity

5 Example 1  Determine if triangles are similar and justify using a postulate.

6 Example 2  Given: Conclusion:

7 Example 3  Given:  Prove:

8 Ticket to Leave (with Partner)  Given:  Prove:

9 Homework  Worksheet


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